Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Skills you'll gain: Reinforcement Learning, Dimensionality Reduction, PyTorch (Machine Learning Library), Machine Learning Algorithms, Data Preprocessing, Model Training, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Generative Adversarial Networks (GANs), Deep Learning, Generative AI, Applied Machine Learning, Pandas (Python Package), Scikit Learn (Machine Learning Library), Python Programming, Model Optimization, Machine Learning, Artificial Neural Networks, Natural Language Processing, Feature Engineering
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Capital Budgeting, Cash Flows, Financial Modeling, Excel Formulas, Financial Analysis, Data-Driven Decision-Making, Project Finance, Microsoft Excel
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Cleansing, Data Processing, Data Wrangling, Data Integration, Data Preprocessing, Data Quality, Data Transformation, Text Mining, Data Management, Data Collection, Web Scraping, Data Import/Export, Data Access
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Data Infrastructure, Cloud Storage, Data Storage, Model Training, Data Storage Technologies, Data Persistence, Data Store, Data Preprocessing, Model Deployment, Data Pipelines, File Systems
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Qualitative Research, Interviewing Skills, Focus Group, Business Research, Market Analysis, Customer Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Keras (Neural Network Library), Model Evaluation, Model Training, Image Analysis, Data Processing, Scientific Visualization, Data Transformation, Applied Machine Learning, Computer Vision, Jupyter, Deep Learning, Python Programming, Machine Learning
★ 4.1 (11) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Science, Data Literacy, Project Design, Data Strategy, Data Management, Business Analytics, Performance Metric, Descriptive Statistics, Machine Learning, Statistical Inference
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaborative Software, Governance, Project Management Office (PMO), Role-Based Access Control (RBAC), Collaboration, Administration, Data Governance, Cyber Governance, Authorization (Computing), Workflow Management, Governance Risk Management and Compliance, Generative AI Agents, IT Management, Project Management, System Configuration, Data Sharing, Identity and Access Management, Strategic Communication, Security Awareness, Communication
Beginner · Course · 3 - 6 Months
University of Illinois at Urbana-Champaign
Skills you'll gain: Business Strategy, Data Visualization, Data Storytelling, Management Accounting, Model Evaluation, Fund Accounting, Operations Management, Organizational Change, Audit Planning, Mergers & Acquisitions, Financial Statement Analysis, Project Closure, Risk Management, Social Determinants Of Health, Revenue Recognition, Entrepreneurship, Data Governance, Financial Auditing, Generative AI, Supply And Demand
Degree · 1 - 4 Years

DeepLearning.AI
Skills you'll gain: AI Enablement, AI Product Strategy, Responsible AI, Artificial Intelligence, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), AI Integrations, Applied Machine Learning, Artificial Neural Networks, Data Science, Deep Learning, Machine Learning
★ 4.8 (1.4K) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Visual Basic (Programming Language), Data Import/Export, Programming Principles, Spreadsheet Software, UI Components, User Interface (UI), Automation, File I/O, Data Integration, Data Validation
★ 4.9 (1.3K) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Content Development and Management, Brand Management, Content Creation, Social Media Content, Content Marketing, Content Strategy, Brand Strategy, Social Media Campaigns, Brand Awareness, Branding, Social Media, Brand Marketing, Social Media Marketing, Content Optimization, Persona Development, Email Marketing, Digital Marketing, Search Engine Optimization, AI Enablement
Intermediate · Course · 1 - 3 Months